Cut fish into about 2-inch length strips
In a bowl, add flour, salt, and pepper and mix until fully incorporated.
To make beer batter, in a bowl, add flour and beer, potato or cornstarch, and salt and whisk until the batter is mixed.
In a bowl, add potato chip crumbles. Take walleye strips and coat in seasoned flour, shaking off excess flour, fully dip in beer batter, then transfer to bowl with potato chips and fully coat with crumbs.
Carefully place dredge walleye into the hot oil and deep fry for 4-5 minutes with an internal temperature of 145°F and lightly golden brown and crisp.
Using a slotted spoon, tongs, or skimmer, scoop out deep-fried walleye.
Repeat until all fish strips are cooked.